SYNOPSIS
	void shout(string str)

DESCRIPTION
	Send a string str to all users. This function was earlier
	used by the "shout" command. Messages send with shout() won't
	be catched by npcs.

HISTORY
	Since 3.2.1@40, this is a simulated efun.

SEE ALSO
	write(E), tell_object(E), say(E)